— 437 — 



ginatiis, laevis glaber obscure castaneus v. rufescenti- 

 fuscus margine lobatus v. fissiis, acutus ; caro vix evoliita 

 fiiscidula tenacella ; hymenium in stipitem subdecurrens 

 ad marginen! usque productum sordide pallescens (an ál- 

 bum in vivo?) tenuissimnm vix evolutum, e poris brevis- 

 simis minutissimis(80-'100 y dm. et Ig.) dense reticulato- 

 constipatis rotundis compositum; stipes lateralis vix evo- 

 lutus crassus (10'" Ig. x 4-o'" crs.) píleo concolor glaber 

 subscrupulosus ; sporae globosae (2,5-3 y- dm.) non v. 

 grosse 1-guttulatae, laeves hyalinae. Species habita P. 

 guaranitico Speg., simillima, pileo conspicue teniliore, 

 porisque brevissimis tamen satis recedens ; an ejusdem 

 varíelas tantum ? 



104. PoLYPORUs iNFERNALis Brk. — Sacc, 1. c. f. 83. 



Hab. Ad truncos arborum in sylvis prope Apiahy, Aut. 1881 

 (sub n. 1486-1685). 



Obs. Pileus ílabellatus v. subspathulatus (25-35'" dm. trans. 

 X 20-25"' dm. ant.-post.) horizontalís planus v. saepius 

 postice plus minusve depressus atque subínt'undibularis 

 non V. vix obsolete marginatus, suberoso-coriaceus, liepa- 

 tico-niger, glaberrimus laevíssimus subnitens, margine 

 integer acutus rectus ; caro suberosa tennis (1-2'" crs.) 

 sordide alutaceo-pallescens ; stipes horizontalís v. vertí- 

 calis brevis crassiusculus (5-15"' Ig. X 3-4'" crs.) pileo 

 concolor laevis v. vix subrugulosus ; hymenium primo 

 albo-cinerascens dein pallescentí-cínereum, in senectute 

 sordide ferrugíneum, planum, in stipitem decurrens eporis 

 brevissimis (0,5-1'" Ig.) ore minutissimis (80-100 y. dm.) 

 rotundis aequalibus, in juventutepruínula tenuissima sub- 

 carnea obturatis efformatum, zona marginalí sterili sae- 

 pius latissima (1-4'" It.) hepatico-nigra cinctum ; sporae 

 non visae. Species pulcherríma distinctissima ; specimina 

 puíggariana a typo píleo minore atque tenuiore vix de- 

 flectunt. 



